@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&display=swap');

:root {
    --bg-color: #0f172a;
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --primary-color: #f97316; /* 橙色点缀 */
    --primary-hover: #ea580c;
    --danger-color: #ef4444;
    --success-color: #22c55e;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background: var(--bg-color);
    background-image: radial-gradient(circle at top right, rgba(249, 115, 22, 0.15) 0%, transparent 40%),
                      radial-gradient(circle at bottom left, rgba(56, 189, 248, 0.1) 0%, transparent 40%);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Glassmorphism Classes */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.login-logo {
    max-width: 120px;
    height: auto;
    margin-bottom: 15px;
    display: inline-block;
}

/* Login Page */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.login-box {
    width: 100%;
    max-width: 400px;
    padding: 40px;
    text-align: center;
}

.login-box h1 {
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 24px;
}
.login-box h1 span {
    color: var(--primary-color);
}

.login-box p {
    color: var(--text-secondary);
    margin-bottom: 30px;
    font-size: 14px;
}

.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 13px;
    color: var(--text-secondary);
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    outline: none;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(249, 115, 22, 0.2);
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    background: var(--primary-color);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    text-align: center;
}

.btn:hover {
    background: var(--primary-hover);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
}

.btn-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.btn-danger:hover {
    background: var(--danger-color);
    color: #fff;
}

.btn-small {
    padding: 6px 12px;
    font-size: 12px;
    width: auto;
}

/* Dashboard */
.dashboard-header {
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--glass-border);
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 10;
}

.dashboard-header .brand {
    display: flex;
    align-items: center;
}

.dashboard-header .brand span {
    color: var(--primary-color);
    font-weight: 600;
}

.dashboard-logo {
    height: 32px;
    width: auto;
    margin-right: 12px;
}

.dashboard-main {
    display: flex;
    flex: 1;
    padding: 30px;
    gap: 30px;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

.sidebar {
    width: 250px;
    padding: 20px 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.nav-item {
    padding: 12px 20px;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-item:hover, .nav-item.active {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.nav-item.active {
    border-left: 3px solid var(--primary-color);
    border-radius: 0 8px 8px 0;
}

.content-area {
    flex: 1;
    padding: 30px;
}

.content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

/* Table */
.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 16px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

th {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 13px;
}

td {
    font-size: 14px;
}

.badge {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.badge-0 { background: rgba(148, 163, 184, 0.1); color: var(--text-secondary); }
.badge-1 { background: rgba(34, 197, 94, 0.1); color: var(--success-color); }
.badge-2 { background: rgba(239, 68, 68, 0.1); color: var(--danger-color); }

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal {
    width: 100%;
    max-width: 500px;
    padding: 30px;
    transform: translateY(20px);
    transition: all 0.3s;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-overlay.active .modal {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.modal-close {
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 20px;
}

/* Toast */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 999;
}

.toast {
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
    padding: 16px 24px;
    border-radius: 8px;
    margin-bottom: 10px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    transform: translateX(120%);
    transition: transform 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.toast.show {
    transform: translateX(0);
}

/* Layout Utilities */
.hidden { display: none !important; }
.flex-gap { display: flex; gap: 8px; }